APA استشهاد

Richtmyer, F. K. (1955). Introduction to modern physics (5th ed.). McGraw-Hill.

استشهاد بنمط شيكاغو

Richtmyer, F. K. Introduction to Modern Physics. 5th ed. New York: McGraw-Hill, 1955.

MLA استشهاد

Richtmyer, F. K. Introduction to Modern Physics. 5th ed. McGraw-Hill, 1955.